Question

<!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}--> Mention the role of the following nutrients in plants. Also, mention at least two effects of their deficiency.
1) Nitrogen 2) Potassium

Answer 1

<!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}--> Nitrogen and Potassium are two primary macronutrients in plant growth and development.
$\bullet$ Nitrogen is a building component of proteins, chlorophyll, and cytoplasm. Its deficiency causes:
1) Retarded/stunted growth in plants
2) Yellowing of plant leaves
$\bullet$ Potassium is required by the plant in order to perform several metabolic activities. Its deficiency causes:
1) Development of weak stem,
2) Wilting of leaves
3) Failure of production of carbohydrates